Module: StringifyDate

Defined in:
lib/stringify_date.rb

Overview

stringify_date.rb

Instance Method Summary collapse

Instance Method Details

#stringify_date(*names) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'lib/stringify_date.rb', line 12

def stringify_date(*names)
	options = names.extract_options!

	names.each do |name|
		define_method "#{name}_string" do
#				read_attribute(name).to_s(:db) unless read_attribute(name).nil?
#	to_date added to fix sqlite3 quirk
#				read_attribute(name).to_date.to_s(:db) unless read_attribute(name).nil?

			d = read_attribute(name).try(:to_date)
			unless d.blank?
				if options[:format]
					d.strftime(options[:format])
				else
					d.to_s(:db)
				end
			end

		end
		
		define_method "#{name}_string=" do |date_str|
			if ( !date_str.blank? )
				begin
#						write_attribute(name, Date.parse(date_str)) 
#				Chronic.parse will not raise an error to rescue from
#	chronic actually returns a time
					date = Chronic.parse(date_str)	
#Chronic.parse("February 14, 2004") # <= nil
#						raise ArgumentError if date.nil?
					date = Date.parse(date_str) if date.nil?
#	if Date.parse fails, it will raise ArgumentError
#	so I don't need to do it manually
					write_attribute(name, date.to_date)
				rescue ArgumentError
					instance_variable_set("@#{name}_invalid", true)
				end
			else
				write_attribute(name,'')
			end
		end
		
		define_method "#{name}_invalid?" do
			instance_variable_get("@#{name}_invalid")
		end
	end
end